The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  4  1  1  2  0  2  2  0  4  2  0  2  1  2  1
 0  2  0  0  0  0  0  0  0  2  2  6  2  2  4  2  2  4  0  2  4  2  0  2  4  2  0  2  6  4
 0  0  2  0  0  0  2  6  2  4  2  2  0  2  0  2  0  4  2  4  6  2  4  0  0  2  2  6  4  0
 0  0  0  2  0  2  2  2  4  4  4  4  6  2  2  6  0  0  4  4  6  4  2  2  4  0  0  4  2  0
 0  0  0  0  2  2  0  2  6  2  0  2  4  2  4  6  6  6  2  0  0  0  0  4  6  2  6  6  2  2
 0  0  0  0  0  4  0  0  0  0  0  0  0  4  0  4  4  4  0  0  4  4  4  4  4  0  4  0  0  0
 0  0  0  0  0  0  4  4  0  0  0  0  0  0  4  4  4  4  4  4  4  0  4  4  0  4  0  4  0  4

generates a code of length 30 over Z8 who´s minimum homogenous weight is 22.

Homogenous weight enumerator: w(x)=1x^0+50x^22+108x^23+211x^24+330x^25+423x^26+608x^27+876x^28+1004x^29+965x^30+980x^31+902x^32+636x^33+427x^34+344x^35+174x^36+76x^37+53x^38+8x^39+10x^40+2x^41+2x^42+1x^44+1x^52

The gray image is a code over GF(2) with n=120, k=13 and d=44.
This code was found by Heurico 1.16 in 1.37 seconds.